<nz-layout class="app-layout">
    <app-sidebar></app-sidebar>
    <nz-layout>
        <nz-header>
            <div class="app-header">
                <span class="header-trigger" (click)="isCollapsed = !isCollapsed">
                    <i class="trigger" nz-icon [nzType]="isCollapsed ? 'menu-unfold' : 'menu-fold'"></i>
                </span>
            </div>
        </nz-header>
        <nz-content>
            <div class="inner-content">
                <router-outlet></router-outlet>
            </div>
        </nz-content>
    </nz-layout>
</nz-layout>